Colecția instituțională: Recent submissions

  • Modified polynomial method to synthesize a control algorithm for a system model with first order inertia and time delay 
    IZVOREANU, Bartolomeu; COJUHARI, Irina; FIODOROV, Ion; MORARU, Dumitru; SECRIERU, Adrian; POTLOG, Mihail (Institute of Electrical and Electronics Engineers, 2022)
    In this paper, it is presented the procedure for synthesis of the control algorithm PI to the model of object with inertia first order and time delay, by the polynomial modified method. In the practice of automation the ...
  • Instructional design for developing informatics competencies 
    GUTU, Maria (National Institute for R and D in Informatics, 2022)
    This paper describes a brief overview of an instructional design in the Informatics discipline, which is based on the SOLO taxonomy, Bloom’s taxonomy, ASSURE instructional design model, Honey and Mumford learning style ...
  • Control dynamics of the generated frohlich photons by biological system 
    GUBCCAC, Natalia; CIOBANU, Nellu; TRONCIU, Vasile (Institute of Electrical and Electronics Engineers, 2022)
    In this paper we discuss a possibility of control of the dynamics of a biological medium that is radiated with an external millimeter wave source. We demonstrate that for some internal and external parameters the evolution ...
  • Challenges and opportunities of Agri-PV systems in a clean energy transition for rural areas 
    EFREMOV, Cristina; SANDULEAC, Mihai; BRAGA, Dumitru (Institute of Electrical and Electronics Engineers, 2022)
    A powerful conceptual element in a clean energy transition vision to achieve climate neutrality by 2050 is presented by the development of Agri-PV systems, which have the potential to provide a deep transformation of the ...
  • E-learning strategy in the elaboration of courses 
    DUMBRAVEANU, Roza; PECA, Ludmila (National Institute for R and D in Informatics, 2022)
    E-learning is an approach to the design, development, and implementation of courses for students in Higher Education. Often in the e-learning concept emphasis is placed only on some components, depending on the experience ...
  • Wettability of highly conductive ZnO:Ga:Cl CVT ceramics with various ga content 
    COLIBABA, G. V.; COSTRIUCOVA, N.; RUSNAC, D.; BUSUIOC, S.; MONAICO, E. V. (Springer Science and Business Media Deutschland GmbH, 2021)
    ZnO:Ga:Cl ceramics were sintered using chemical vapor transport technique. Ga content was varied in a range of 0−10 mol %. The wettability of unpolished and polished surface of ZnO:Ga:Cl ceramics was investigated. The ...
  • Synthesis of PID algorithm for speed control of the dc motor 
    COJUHARI, Irina; FIODOROV, Ion; IZVOREANU, Bartolomeu; MORARU, Dumitru (Institute of Electrical and Electronics Engineers, 2022)
    In this paper is proposed to synthesize the PID control algorithm for speed control of the DC motor based on the maximum stability degree method with iterations. According to the maximum stability degree method the tuning ...
  • Capstone project: from theory to practice 
    BURLACU, Natalia (National Institute for R and D in Informatics, 2022)
    Due to the didactic methods based on the tradition of theorizing, including the practical aspects of education, and scholastic custom, having become routine, which without doubt disadvantages the training and development ...
  • A method of hardware implementation of membrane computing architectures for mobile robot control 
    ABABII, Victor; SUDACEVSCHI, Viorica; CARBUNE, Viorel; MUNTEANU, Silvia; ALEXEI, Victoria; LASCO, Victor (Institute of Electrical and Electronics Engineers, 2022)
    This paper proposes a method of hardware implementation of the membrane computing architecture for the control of a mobile robot. The basic idea is to use in the development of control systems the models of functional ...
  • Multifunctional devices based on 3D hybrid networks of ZnO and 3D carbon nanomaterials 
    REIMERS, Armin; POSTICA, Vasile; Kumar, Mishra Yogendra; BÎRNAZ, Adrian; NIA, Ali Shaygan; FENG, Xinliang (Institute of Electrical and Electronics Engineers, 2023)
    In this work, the room temperature UV and gas sensing properties of the three-dimensional (3D) networks based on zinc oxide (ZnO) tetrapods coated with carbon-based two-dimensional (2D) nanomaterials were investigated. ...
  • Non-Linear smooth PWM control of power electronic installation with two stator windings of induction motor 
    OLESCHUK, Valentin; TIRSU, Mihai; VASILIEV, Irina (Institute of Electrical and Electronics Engineers, 2023)
    This publication presents the results of a study of two-inverter electric drive with two stator windings of an electric motor, regulated on the basis of modified algorithms of synchronous pulsewidth modulation (PWM), which ...
  • Specialized schemes of space-vector modulation of VSI for synchronous voltage control of PV stations 
    OLESCHUK, Valentin; VASILIEV, Irina; MINAKOVA, Kseniia; ZAITSEV, Roman; KIRICHENKO, Mykhailo (Institute of Electrical and Electronics Engineers, 2023)
    This paper briefly reviews the development and widespread use of an alternative method of synchronous pulsewidth modulation (PWM), based on a space vector approach, for the control of voltage source inverters (VSIs) and ...
  • Performance analysis of an urban passenger vehicle powertrain operating in various driving cycle and speed profiles using matlab simscape models 
    NUCĂ, Ilie; TURCANU, Adrian; CAZAC, Vadim (Institute of Electrical and Electronics Engineers, 2023)
    The paper refers to the powertrain systems in urban electric passenger vehicles (EPV). The purpose of the work is to analyse the performance of the powertrain systems of an EPV with different parameters operating in various ...
  • Topological insulators based on layers and foils for thermoelectric microcooling devices 
    NIKOLAEVA, Albina; KONOPKO, Leonid; HUBER, Tito; GHERGHISHAN, Igor; PARA, George; NIKA, Denis (Institute of Electrical and Electronics Engineers, 2023)
    We preset the results of the study on thermoelectric properties and oscillatory effects layers and foils) based on p-type Bi2Te3 topological insulators and n-type Bi0.84Sb0.16 foils (d=10-20 μ m). Analysis of the Shubnikov ...
  • Study of (GaxIn1-x)2O3 thin films produced by aerosol deposition method 
    MORARI, Vadim; ZALAMAI, Victor; RUSU, Emil V.; URSAKI, Veaceslav V.; COLPO, Pascal; TIGINYANU, Ion M. (SPIE Digital Library, 2022)
    Thin films of the (GaxIn1-x)2O3 compound have been prepared on Si substrates by the aerosol deposition method with variation of the Ga concentration (x) from 0 to 0.95. Indium chloride (InCl3) and gallium nitrate (Ga(NO3)3) ...
  • Multi-objective based multi-agent decision-making system 
    MELNIC, Radu; ABABII, Victor; SUDACEVSCHI, Viorica; SACHENKO, Oleg; BOROZAN, Olesea; LENDIUK, Taras (Institute of Electrical and Electronics Engineers, 2023)
    Multi-objective decision systems for the management, monitoring and control of complex processes require the application of new methods and models of abstraction and formal description based on intelligent computing ...
  • H2 gas sensing properties of a Pd/ZnO:Eu nanosensor 
    LUPAN, C.; LUPAN, O.; TERASA, M. I.; DREWES, J.; POLONSKYI, O.; FAUPEL, F.; ADELUNG, R.; HANSEN, S.; VIANA, B.; PAUPORTÉ, Th. (SPIE Digital Library, 2023)
    Hydrogen is considered fuel for the future, but its properties make it dangerous to use without protection from leaks and explosions, meaning that hydrogen gas sensors are necessary for safe use and storage of this important ...
  • Thermoelectric properties of Ag-doped SnSe microwires and layers 
    KONOPKO, Leonid; RUSU, Emil; NIKOLAEVA, Albina; MORARI, Vadim; POPOV, Ivan; COROMISLICHENCO, Tatiana (Institute of Electrical and Electronics Engineers, 2023)
    The thermoelectric properties of single-crystal layers and polycrystalline glass-insulated microwires made of Ag-doped SnSe in a temperature range of 90-300 K are studied. SnSeAg0.01 single crystals are grown by the vertical ...
  • Thermal conductivities determination of synthetic wood with recyclable waste using advanced experimental method and numerical simulation 
    JUDELE, Loredana; ROSU, Ana-Raluca; PROASPAT, Eduard; SANDULACHE, Gabriel; LEPADATU, Daniel; LEPADATU, Daniel (Institute of Electrical and Electronics Engineers, 2023)
    The global economy is at a turning point when the raw material is less and less about demand and harder to obtain. Moreover, the reduction of dioxide emissions carbon is mandatory in the context of climate change. At the ...
  • Microstructural analysis of allowanced cementitious mortar with diferents nanoparticles 
    JUDELE, Loredana; BUSILA, Mariana; MOCANU, Elena; RUSU, Ion; LEPADATU, Daniel (STEF92 Technology, 2023)
    Nanomaterials are materials with new properties that interact through complex processes at the nanometric scale that include reactions in the quantum field and which still represent an unknown for many researchers. Improving ...

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